C9H15NO
153.22 g/mol
Pharmaceutical IntermediateWarning
2-azaspiro[4.5]decan-3-one
CAS64744-50-9EC451-630-1
Category
Pharmaceutical Intermediate
Compound Class
Amide
Primary Use
Pharmaceutical Intermediate
2-Azaspiro[4. 5]decan-3-one is an azaspiro compound used as a pharmaceutical intermediate.
pharmaceutical intermediatecompound for pharmaceutical manufacturing
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
1-Bromo-2-methoxyethane
CAS6482-24-2
pharmaceutical intermediate
ReferenceSame Category
L-Phenylglycinamide
CAS6485-52-5
pharmaceutical intermediate
ReferenceSame Category
Cis-2,6-dimethylmorpholine
CAS6485-55-8
pharmaceutical intermediate
ReferenceSame Category
Iodoethane-d5
CAS6485-58-1
pharmaceutical intermediate
Referencesame scaffold
2-Nitroso-2-azaspiro[4,5]decan-3-one
CAS856068-98-9
research compound
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 2-azaspiro[4.5]decan-3-one (CAS 64744-50-9) is 2933.79.
HS code (international, 6-digit)
2933.79
EU CN code (8-digit)
2933 79 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2-azaspiro[4.5]decan-3-one
InChIKey
JAWPQJDOQPSNIQ-UHFFFAOYSA-N
SMILES
C1CCC2(CC1)CC(=O)NC2
Synonyms (22)
- Gabapentin EP Impurity A
- Gabapentin impurity A, European Pharmacopoeia (EP)
- 2-azaspiro[4.5]decan-3-one
- 3-Azaspiro-[4,5]decan-3-one
- 3-Azaspiro[4.5]decan-2-one
- 8-aza-spiro(5,4)decan-9-on
- Gabapentin impurity A
- Gabapentin impurity A CRS
- Gabapentin-lactam
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